<!DOCTYPE html>  
<html>  
<head lang="en">  
    <meta charset="UTF-8" />
    <title></title>
</head>  
<body>  
<h1 th:text="${host}">Hello World</h1>  
<img src="images/1.png" th:src="@{${path}}" alt="二维码" />
</body>  
</html>  